M5Stack AtomS3R Ext Proto Kit

The M5Stack AtomS3R Ext Proto Kit is your flexible tool for the development and testing of prototypes in the IoT sector. Equipped with the powerful ESP32-S3-PICO-1-N8R8 controller, the kit offers 8MB Flash storage and 8MB PSRAM for extensive projects. The prototyping area on the top allows you to easily connect and debug multiple IO ports, enabling you to test and combine various modules and sensors. The advanced 3D antenna ensures a stable Wi-Fi connection, while the 9-axis sensor consisting of a 6-axis accelerometer and gyroscope (BMI270) and a 3-axis magnetometer (BMM150) ensures precise motion detection. With the infrared transmission option, you can also control external devices. The Type-C port allows you to quickly charge the kit or perform firmware updates. With its compact size and versatile capabilities, this Proto Kit is ideal for embedded smart devices and IoT prototype development.

Features:

Main controller ESP32-S3-PICO-1-N8R8: Powerful dual-core processor up to 240 MHz for fast processing.
Expanded storage capacity: 8MB Flash and 8MB PSRAM for complex applications.
Prototyping area: Offers a universal expansion board for easy connection and debugging of multiple IO ports.
9-axis sensor: Combination of BMI270 and BMM150 for accurate motion and position detection.
Infrared transmission option: Allows control of external devices through IR transmission.
Type-C interface: For reliable power supply and easy firmware updates.
Compact design: Small, robust, and easy to integrate into various projects.

Application Examples:

Development and testing of IoT devices.
Control of smart devices with precise motion detection.
Prototyping of wearable technologies.
Motion detection and direction determination in interactive projects.
Building a custom control module for robotics applications.

Documentation:

Technical Specifications:

Manufacturer: M5Stack
Manufacturer SKU: C126-Ext
SoC: ESP32-S3-PICO-1-N8R8 with Dual-Core Xtensa LX7 processor, clock frequency up to 240 MHz and USB-OTG support.
PSRAM: 8 MB for additional memory capacity and improved performance in demanding applications.
Flash Storage: 8 MB for fast and reliable data storage.
6-axis sensor (BMI270): High accuracy with 0.05% for acceleration and 0.05°/s for angular speed. I2C address: 0x68.
3-axis magnetometer (BMM150): Precision of 0.3 µT, integrated in BMI270 for easy magnetic data transmission.
Infrared transmission (IR):
- Range up to 12.46 m at an angle of 180°.
- Range up to 1.45 m at an angle of 90°.
- Range up to 3.88 m at an angle of 45°.
Idle power consumption:
- GPIO-5V: 11.63 µA
- Grove-5V: 10.75 µA
- USB-5V: 92.50 µA (including losses from PD resistors)
Universal expansion board: Size 5x6 with 2.54 mm pitch for flexible prototyping.
Reserved GPIO pins: G5, G6, G7, G8, G38, and G39 for extended connection possibilities.
Additional breadboard GPIO: Pins G3, G4, G9, G10, G11, G12, G13, G14, G17, G21, G40, G42, G46, and G48.
Operating temperature: Operates reliably in the temperature range from 0°C to 40°C.
Dimensions: 24 x 24 x 12.9mm
Weight: 13.2g